<script lang="ts" setup name="HomeBrand">
import HomePanel from './home-panel.vue'
import useStore from '@/store';
import { useLazyData } from '@/utils/hooks'
import { ref } from 'vue';
const { home } = useStore()
const target = useLazyData(() => {
  home.getBrandList()
})

const index = ref(0) 

</script>

<template>
  <HomePanel ref="target" title="热门品牌" sub-title="国际经典 品质保证">
    <!-- 左右箭头 -->
    <!-- 默认情况下, 左箭头是禁用的 disabled -->
    <template v-slot:right>
      <a href="javascript:;" @click="index = 0" :class="{ disabled: index === 0  }" class="iconfont icon-angle-left prev"></a>
      <a href="javascript:;" @click="index = 1" :class="{ disabled: index === 1  }" class="iconfont icon-angle-right next"></a>
    </template>
    <div class="box" ref="box">
      <transition name="fade">
        <ul
          :style="{ transform:`translateX(${-index * 1240}px)`  }"
          class="list"
          v-if="home.brandList.length > 0">
          <li v-for="item in home.brandList" :key="item.id">
            <RouterLink to="/">
              <img v-lazy="item.picture" alt="" />
            </RouterLink>
          </li>
        </ul>
        <div v-else class="skeleton">
          <XtxSkeleton class="item" v-for="i in 5" :key="i" animated bg="#e4e4e4" :width="240" :height="305" />
        </div>
      </transition>
    </div>
  </HomePanel>
</template>

<style scoped lang="less">
.skeleton {
  width: 100%;
  display: flex;

  .item {
    margin-right: 10px;

    &:nth-child(5n) {
      margin-right: 0;
    }
  }
}

.home-panel {
  background: #f5f5f5;
}

.iconfont {
  width: 20px;
  height: 20px;
  background: #ccc;
  color: #fff;
  display: inline-block;
  text-align: center;
  margin-left: 5px;
  background: @xtxColor;

  &::before {
    font-size: 12px;
    position: relative;
    top: -2px;
  }

  &.disabled {
    background: #ccc;
    cursor: not-allowed;
  }
}

.box {
  display: flex;
  width: 100%;
  height: 345px;
  overflow: hidden;
  padding-bottom: 40px;

  .list {
    width: 200%;
    display: flex;
    transition: all 1s;

    li {
      margin-right: 10px;
      width: 240px;

      &:nth-child(5n) {
        margin-right: 0;
      }

      img {
        width: 240px;
        height: 305px;
      }
    }
  }
}
</style>
